In 2011, LEGO released 6 Architecture sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included Architect Series and Landmark Series. For that year, the total price of all retail sets cost $380, today those sets are valued around $1,430, a growth of 276%.
Most valuable 2011 LEGO Architecture set
21010 Robie House $582.13
Highest growth 2011 Architecture set
21000-2 Willis Tower +576.79%
Most owned 2011 Architecture set
21011 Brandenburg Gate
6 sets

21000-2 Willis Tower

Theme / Subtheme Architecture / Landmark Series
Year 2011
Pieces 69
Availability Retired
21000-2 LEGO Architecture Willis Tower
Retail $19.99
Value $135.29
Growth  +576.8%
Annual growth 16.5%

21007 Rockefeller Center

Theme / Subtheme Architecture / Architect Series
Year 2011
Pieces 240
Availability Retired
21007 LEGO Architecture Architect Series Rockefeller Center
Retail $39.99
Value $136.98
Growth  +242.5%
Annual growth 8.3%

21008 Burj Khalifa

Theme / Subtheme Architecture / Landmark Series
Year 2011
Pieces 208
Availability Retired
21008 LEGO Architecture Burj Khalifa
Retail $24.99
Value $116.72
Growth  +367.1%
Annual growth 7.9%

21009 Farnsworth House

Theme / Subtheme Architecture / Architect Series
Year 2011
Pieces 546
Availability Retired
21009 LEGO Architecture Architect Series Farnsworth House
Retail $59.99
Value $322.47
Growth  +437.5%
Annual growth 7.2%

21010 Robie House

Theme / Subtheme Architecture / Architect Series
Year 2011
Pieces 2,276
Availability Retired
21010 LEGO Architecture Architect Series Robie House
Retail $199.99
Value $582.13
Growth  +191.1%
Annual growth 5.2%

21011 Brandenburg Gate

Theme / Subtheme Architecture / Landmark Series
Year 2011
Pieces 363
Availability Retired
21011 LEGO Architecture Brandenburg Gate
Retail $34.99
Value $136.34
Growth  +289.7%
Annual growth 6.7%